From 43a2ba34e67a4bc9cdad409238e2c1fddc996f3c Mon Sep 17 00:00:00 2001
From: BO41 <botbob@disroot.org>
Date: Sun, 18 Aug 2019 21:37:47 +0200
Subject: [PATCH] Add examples to some correctness lints

---
 clippy_lints/src/methods/mod.rs | 4 ++++
 clippy_lints/src/swap.rs        | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/clippy_lints/src/methods/mod.rs b/clippy_lints/src/methods/mod.rs
index 43388a89153..523d7bed8be 100644
--- a/clippy_lints/src/methods/mod.rs
+++ b/clippy_lints/src/methods/mod.rs
@@ -889,6 +889,10 @@ declare_clippy_lint! {
     /// ```rust
     /// let _ = [1, 2, 3].into_iter().map(|x| *x).collect::<Vec<u32>>();
     /// ```
+    /// Could be written as:
+    /// ```rust
+    /// let _ = [1, 2, 3].iter().map(|x| *x).collect::<Vec<u32>>();
+    /// ```
     pub INTO_ITER_ON_ARRAY,
     correctness,
     "using `.into_iter()` on an array"
diff --git a/clippy_lints/src/swap.rs b/clippy_lints/src/swap.rs
index 11ab5b87628..80c9a33c06a 100644
--- a/clippy_lints/src/swap.rs
+++ b/clippy_lints/src/swap.rs
@@ -52,6 +52,12 @@ declare_clippy_lint! {
     /// a = b;
     /// b = a;
     /// ```
+    /// Could be written as:
+    /// ```rust
+    /// # let mut a = 1;
+    /// # let mut b = 2;
+    /// std::mem::swap(&mut a, &mut b);
+    /// ```
     pub ALMOST_SWAPPED,
     correctness,
     "`foo = bar; bar = foo` sequence"